"Frontal full-length portrait, of two subjects, corresponding to plate 15 (a1 and a2); Full-length frontal and profile portraits, of a subject, corresponding to plate 15 (b)"

Frontal full-length portrait, of two subjects, corresponding to plate 15 (a1 and a2); Full-length frontal and profile portraits, of a subject, corresponding to plate 15 (b). Inscribed 'Theodor Koch-Grünberg, Indianertypen, (N°15), a1 MIRITI-TAPUYO; a2 TUKANO, b TUKANO'